from flask import current_app
from flask import render_template, jsonify
from flask import request
from werkzeug.utils import redirect
from flask import g

from info import constants, db
from info.models import Category, News
from info.modules.profile import profile_blu
from info.utils.common import user_login_data
from info.utils.image_storage import storage
from info.utils.response_code import RET


@profile_blu.route("/user_news_list")
@user_login_data
def user_news_list():


    page=request.args.get("p",1)
    try:
        page = int(page)
    except Exception as e:
        current_app.logger.error(e)
        page = 1
    user= g.user
    news_list = []
    current_page = 1
    toatl_page = 1

    try:
        paginate = News.query.filter(News.user_id == user.di).paginate(page,constants.USER_COLLECTION_MAX_NEWS)
        news_list=paginate.items
        current_page = paginate.page
        toatl_page = paginate.pages
    except Exception as e:
        current_app.logger.error(e)

    news_dict_li = []
    for news in news_list:
        news_dict_li.append(news.to_review_dict())

    data={
        "news_list": news_dict_li,
        "toatl_page": toatl_page,
        "current_page": current_page
    }

    return render_template("news/user_news_list.html",data=data)


@profile_blu.route("/news_release",methods=["get","post"])
@user_login_data
def news_release():

    if request.method == "GET":
    #加载新闻分类数据
        categories = []
        try:
            categories = Category.query.all()
        except Exception as e:
            current_app.logger.error(e)

        category_dict_li = []

        for category in categories:
            cate_dict = category.to_dict()
            category_dict_li.append(cate_dict)

        category_dict_li.pop(0)

        return render_template("news/user_news_release.html",data={"categories": category_dict_li})

    title = request.form.get("title")
    #新闻来源
    source  = "个人发布"
    #摘要
    digest = request.form.get("digest")
    #新闻内容
    content = request.form.get("content")
    #索引图片
    index_image = request.files.get("index_image")
    category_id = request.form.get("category_id")

    #校验参数
    if not all([title, source, digest, content, index_image, category_id]):
        return jsonify(errno=RET.PARAMERR, errmsg="参数有误")
    try:
        category_id = int(category_id)
    except Exception as e:
        current_app.logger.error(e)
        return jsonify(errno=RET.PARAMERR, errmsg="参数错误")
    #3.取到图片,将图片上传到七牛云
    try:
        index_image_data = index_image.read()
        key = storage(index_image_data)
    except Exception as e:
        current_app.logger.error(e)
        return jsonify(errno=RET.PARAMERR, errmsg="参数有误")

    #初始化新闻
    news=News()
    news.title = title
    news.digest = digest
    news.source = source
    news.content = content
    news.index_image_url = constants.QINIU_DOMIN_PREFIX + key
    news.category_id = category_id
    #1代表待审状态
    news.ttatus = 1

    try:
        db.session.add(news)
        db.session.commit()
    except Exception as e:
        current_app.logger.error(e)
        return jsonify(errno=RET.DBERR, errmsg="数据保存失败")

    return jsonify(errno=RET.OK, errmsg="OK")




@profile_blu.route("/collention")
@user_login_data
def user_collection():

    #1.获取参数
    page=request.args.get("p",1)
    #.判断参数

    try:
        page = int(page)
    except Exception as e:
        current_app.logger.error(e)
        page = 1
    #查询用户指定页数的收藏的新闻
    user=g.user
    news_list=[]
    total_page=1
    current_page=1
    try:
        paginate=user.collection_news.paginate(page,constants.USER_COLLECTION_MAX_NEWS,False)
        current_page=paginate.page
        total_page=paginate.pages
        news_list=paginate.items
    except Exception as e:
        current_app.logger.error(e)

    news_dict_li=[]
    for news in news_list:
        news_dict_li.append(news.to_basic_dict())

    data={
        "total_page":total_page,
        "current_page":current_page,
        "collections":news_dict_li
    }

    return render_template("news/user_collection.html",data=data)



@profile_blu.route("/pass_info",methods=["GET","POST"])
@user_login_data
def pass_info():
    if request.method=="GET":
        return render_template("news/user_pass_info.html")

    #1.获取参数
    new_password=request.json.get("new_password")
    old_password=request.json.get("old_password")
    #2.校验参数
    if not all([old_password,new_password]):
        return jsonify(errno=RET.PARAMERR, errmsg="参数参数错误")
    #3.判断老密码是否正确
    user=g.user
    if not user.check_password(old_password):
        return jsonify(errno=RET.PWDERR, errmsg="老密码错误")

    #4.设置新密码
    user.password = new_password

    return jsonify(errno=RET.OK, errmsg="保存成功")



@profile_blu.route("/pic_info",methods=["GET","POST"])
@user_login_data
def pic_info():
    user=g.user
    if request.method=="GET":
        return render_template("news/user_pic_info.html", data={"user": user.to_dict()})
    #如果是POST表示修改图像

    #1.取到上传的头像
    try:
        avatar=request.files.get("avatar").read()
    except Exception as e:
        current_app.logger.error(e)
        return jsonify(errno=RET.PARAMERR, errmsg="参数错误")

    #2.上传头像
    try:
        #使用自己封装的storage方法进行图片的上传
        key=storage(avatar)
    except Exception as e:
        current_app.logger.error(e)
        return jsonify(errno=RET.THIRDERR, errmsg="上传头像失败")
    #3.保存头像地址,先取到当前登录用户的模型
    user.avatar_url = key

    #上传成功要返回图片的地址,因为前端需要修改大图片和小图片
    return jsonify(errno=RET.OK, errmsg="上床成功",data={"avatar_url":constants.QINIU_DOMIN_PREFIX+key})

@profile_blu.route("/base_info",methods=["GET","POST"])
@user_login_data
def base_info():
    if request.method=="GET":
        return render_template("news/user_base_info.html",data={"user":g.user.to_dict()})

    #代表是修改用户数据
    nick_name = request.json.get("nick_name")
    signature = request.json.get("signature")
    gender = request.json.get("gender")

    #2.校验参数
    if not all([nick_name, signature, gender]):
        return jsonify(errno=RET.PARAMERR, errmsg="参数错误")

    if gender not in ("WOMAN","MAN"):
        return jsonify(errno=RET.PARAMERR, errmsg="参数错误")

    #修给用户数据
    user=g.user
    user.signature = signature
    user.nick_name = nick_name
    user.gender = gender


    return jsonify(errno=RET.OK, errmsg="OK")


@profile_blu.route("/info")
@user_login_data
def user_info():
    user=g.user
    if not user:
        return redirect("/")

    data = {"user":user.to_dict()}
    return render_template('news/user.html',data=data)